Precast concrete wall



FIG. 1 is a fragmentary front elevational view of a precast concrete wall showing our new design, it being understood the pattern of panels repeat as indicated and the wall is of indefinite length.

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a precast concrete wall, as shown and described. 